ATEYY · OTC
ADVANTEST (ATEYY) Stock Price & Fundamentals
$528.17−0.13%−$0.71End-of-day price as of Oct 9, 2026
Sample prices
Prices on this page are generated sample data for development, not real market data, so market cap, P/E and dividend yield are illustrative too.
ADVANTEST (ATEYY) closed at $528.17 on Oct 9, 2026, down 0.13% from the previous close of $528.88.
Share price, past year
1Y +23.75%Monthly closing prices
| Date | Close |
|---|---|
| Oct 9, 2026 | $528.17 |
| Sep 30, 2026 | $519.15 |
| Aug 31, 2026 | $500.03 |
| Jul 31, 2026 | $489.81 |
| Jun 30, 2026 | $468.49 |
| May 29, 2026 | $439.01 |
| Apr 30, 2026 | $427.37 |
| Mar 31, 2026 | $429.22 |
| Feb 27, 2026 | $435.74 |
| Jan 30, 2026 | $435.33 |
| Dec 31, 2025 | $411.37 |
| Nov 28, 2025 | $416.41 |
| Oct 31, 2025 | $426.88 |
Key statistics
- 52-week range
- $398.20 – $528.88
Financials
ADVANTEST's SEC filings don't report revenue in the standard form Laurel reads, so its revenue history isn't shown yet.
Company profile
- Name
- ADVANTEST CORP
- Ticker
- ATEYY
- Exchange
- OTC
- Industry (SEC SIC)
- Semiconductors & Related Devices
- Headquarters
- Shin-Marunouchi Center Building, 1-6-2 Marunouchi,, Chiyoda-Ku, Tokyo 100-0005, M0 00000
- Incorporated in
- M0
- Fiscal year ends
- December
- SEC CIK
- 0001158838
Frequently asked questions
What is ADVANTEST's stock price?
ADVANTEST (ATEYY) closed at $528.17 on Oct 9, 2026, down 0.13% from the previous close of $528.88.
Sources and methodology
Fundamentals come from ADVANTEST CORP's filings with the SEC (EDGAR XBRL company facts). Fourth-quarter figures that companies don't report separately are calculated as the fiscal year minus the first three quarters. Trailing twelve-month (TTM) figures sum the latest four quarters. Prices are generated sample data for development. Last updated Oct 9, 2026. Data sources and disclosures